CN116430817A - Data acquisition processing method and system applied to photovoltaic module production system - Google Patents
Data acquisition processing method and system applied to photovoltaic module production system Download PDFInfo
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Abstract
The embodiment of the application provides a data acquisition processing method and system applied to a photovoltaic module production system, which are used for generating abnormal state confidence degrees of production control behavior acquisition data under a plurality of candidate abnormal states by loading the production control behavior acquisition data into an abnormal state analysis model; determining abnormal analysis information corresponding to the production control behavior acquisition data based on the abnormal state confidence degrees of the production control behavior acquisition data in the plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states; the anomaly analysis information characterizes anomaly status tags of production control behavior acquisition data. Therefore, the abnormal state label of the photovoltaic module production system is determined by combining the abnormal influence parameters of the plurality of candidate abnormal states of the photovoltaic module production system and the plurality of confidence coefficient estimation results, so that the abnormal state estimation precision of the photovoltaic module production system can be improved, and the reliability of subsequent operation and maintenance information processing is improved.
Description
Technical Field
The application relates to the technical field of computers, in particular to a data acquisition and processing method and system applied to a photovoltaic module production system.
Background
The photovoltaic module is a core part in the photovoltaic power generation system and is also the most important part in the photovoltaic power generation system, and the photovoltaic module is used for converting the photovoltaic into electric energy, or sending the electric energy into a storage battery for storage, or pushing a load to work. Therefore, for the photovoltaic module production system, the abnormal state of the photovoltaic module production system in the production control process needs to be estimated, so that the related production control module is conveniently determined based on the located abnormal state label and information prompt is carried out on operation and maintenance personnel, and accordingly the related production control module can be timely repaired and adjusted to improve the production reliability of the photovoltaic module, however, in the related technology, the abnormal state estimation precision of the photovoltaic module production system is poor, and the reliability of subsequent operation and maintenance information processing is affected.
Disclosure of Invention
In view of the foregoing, an object of the present application is to provide a data acquisition and processing method and system applied to a photovoltaic module production system.
According to a first aspect of the present application, there is provided a data acquisition and processing method applied to a photovoltaic module production system, applied to a cloud server, the method including:
acquiring production control behavior acquisition data of a target photovoltaic module production system;
Loading the production control behavior acquisition data into an abnormal state analysis model, and generating abnormal state confidence degrees of the production control behavior acquisition data under a plurality of candidate abnormal states;
determining abnormal analysis information corresponding to the production control behavior acquisition data based on the abnormal state confidence degrees of the production control behavior acquisition data in a plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states; the anomaly analysis information characterizes an anomaly state tag of the production control behavior acquisition data;
and based on the abnormal analysis information corresponding to the production control behavior acquisition data, carrying out operation and maintenance information processing on the production control component corresponding to the target photovoltaic component production system.
In a possible implementation manner of the first aspect, the production control behavior acquisition data includes a plurality of collaborative production operation data corresponding to the target photovoltaic module production system;
the loading the production control behavior acquisition data into an abnormal state analysis model to generate abnormal state confidence degrees of the production control behavior acquisition data under a plurality of candidate abnormal states comprises the following steps:
And respectively inputting the plurality of collaborative production operation data into an abnormal state analysis model, and generating an estimated abnormal state corresponding to each collaborative production operation data and a corresponding collaborative abnormal state confidence.
In a possible implementation manner of the first aspect, the anomaly analysis information includes a target estimated anomaly state and a target anomaly state confidence corresponding to the production control behavior acquisition data;
the determining, based on the abnormal state confidence degrees of the production control behavior acquisition data in the plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states, the abnormal analysis information corresponding to the production control behavior acquisition data includes:
determining mapping abnormal state confidence degrees corresponding to all candidate abnormal states based on the estimated abnormal states corresponding to all the collaborative production operation data and the corresponding collaborative abnormal state confidence degrees; determining state influence coefficients corresponding to the candidate abnormal states based on the estimated abnormal states corresponding to all the collaborative production operation data and the corresponding collaborative abnormal state confidence; the state influence coefficient comprises triggering frequency weight and/or state influence coefficient weakening factors corresponding to the candidate abnormal state;
Outputting the fused values of the mapping abnormal state confidence coefficient and the state influence coefficient corresponding to each candidate abnormal state as the final mapping abnormal state confidence coefficient corresponding to each candidate abnormal state;
and determining the target estimated abnormal state and the target abnormal state confidence corresponding to the production control behavior acquisition data based on the final mapping abnormal state confidence corresponding to all the candidate abnormal states.
In a possible implementation manner of the first aspect, the determining, based on the estimated abnormal states corresponding to all the co-production operation data and the corresponding co-abnormal state confidence, state influence coefficients corresponding to the candidate abnormal states includes:
determining the data quantity of all the cooperative production operation data belonging to the estimated abnormal state according to each estimated abnormal state, and determining the ratio of the data quantity to the global quantity of all the cooperative production operation data as the triggering frequency weight corresponding to the candidate abnormal state corresponding to the estimated abnormal state;
and/or determining state influence coefficient weakening factors corresponding to the candidate abnormal states; and the state influence coefficient weakening factor is related to the duty ratio of the production control behavior sample corresponding to the candidate abnormal state in the production control behavior acquisition data.
In a possible implementation manner of the first aspect, the determining, based on the final mapped abnormal state confidence degrees corresponding to all the candidate abnormal states, the target estimated abnormal state and the target abnormal state confidence degrees corresponding to the production control behavior acquisition data includes:
sorting all the final mapping abnormal state confidence degrees based on descending order, and generating an abnormal state confidence degree set;
calculating the confidence coefficient difference between the first two abnormal state confidence coefficients of the abnormal state confidence coefficient set, and analyzing whether the confidence coefficient difference is larger than a set confidence coefficient difference or not to generate first analysis information;
when the first analysis information characterizes the confidence coefficient difference to be larger than a set confidence coefficient difference, outputting a higher abnormal state confidence coefficient in the first two abnormal state confidence coefficients and the candidate abnormal state corresponding to the higher abnormal state confidence coefficient as a target abnormal state confidence coefficient and a target estimated abnormal state corresponding to the production control behavior acquisition data;
when the first analysis information characterizes the confidence coefficient difference to be not more than the set confidence coefficient difference, analyzing whether candidate abnormal states corresponding to the first two abnormal state confidence coefficients are an active abnormal state and a passive abnormal state or not, and generating second analysis information;
When the second analysis information characterizes that candidate abnormal states corresponding to the first two abnormal state confidence coefficients are an active abnormal state and a passive abnormal state respectively, outputting a mean value confidence coefficient of the first two abnormal state confidence coefficients and a preset abnormal state as a target abnormal state confidence coefficient and a target estimated abnormal state corresponding to the production control behavior acquisition data;
and when the second analysis information characterizes that the candidate abnormal states corresponding to the first two abnormal state confidence levels are not the active abnormal state and the passive abnormal state respectively, outputting the average confidence level of the first two abnormal state confidence levels and other candidate abnormal states as the target abnormal state confidence level and the target estimated abnormal state corresponding to the production control behavior acquisition data.
In a possible implementation manner of the first aspect, the method further includes:
acquiring forward task description data and backward task description data of a target photovoltaic module production system;
loading the forward task description data to a forward alarm analysis network to generate forward alarm analysis information;
loading the backward task description data to a backward alarm analysis network to generate backward alarm analysis information;
And determining a candidate abnormal state corresponding to the target photovoltaic module production system based on the forward alarm analysis information, the backward alarm analysis information and the abnormal analysis information.
In a possible implementation manner of the first aspect, the determining, based on the forward alarm analysis information, the backward alarm analysis information, and the anomaly analysis information, a candidate anomaly state corresponding to the target photovoltaic assembly production system includes:
determining final abnormal state confidence degrees of the target photovoltaic module production system under a plurality of candidate abnormal states based on the forward alarm analysis information, the backward alarm analysis information and the abnormal analysis information;
and determining the candidate abnormal state corresponding to the target photovoltaic module production system based on the final abnormal state confidence degrees of the target photovoltaic module production system in the plurality of candidate abnormal states.
According to a second aspect of the present application, a cloud server is provided, where the photovoltaic module production system includes a machine-readable storage medium and a processor, where the machine-readable storage medium stores machine-executable instructions, and the processor, when executing the machine-executable instructions, implements the foregoing data collection processing method applied to the photovoltaic module production system.
According to a third aspect of the present application, there is provided a computer-readable storage medium having stored therein computer-executable instructions that, when executed, implement the aforementioned data acquisition processing method applied to a photovoltaic module production system.
According to any one of the above aspects, in the present application, by loading production control behavior acquisition data into an abnormal state analysis model, abnormal state confidence degrees of the production control behavior acquisition data in a plurality of candidate abnormal states are generated; determining abnormal analysis information corresponding to the production control behavior acquisition data based on the abnormal state confidence degrees of the production control behavior acquisition data in the plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states; the anomaly analysis information characterizes anomaly status tags of production control behavior acquisition data. Therefore, the abnormal state label of the photovoltaic module production system is determined by combining the abnormal influence parameters of the plurality of candidate abnormal states of the photovoltaic module production system and the plurality of confidence coefficient estimation results, so that the abnormal state estimation precision of the photovoltaic module production system can be improved, and the reliability of subsequent operation and maintenance information processing is improved.
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In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting in scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a data acquisition and processing method applied to a photovoltaic module production system according to an embodiment of the present application;
fig. 2 is a schematic component structure diagram of a cloud server for implementing the data acquisition processing method applied to the photovoltaic module production system according to the embodiment of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below according to the drawings in the embodiments of the present application, and it should be understood that the drawings in the present application are only for the purpose of illustration and description, and are not intended to limit the protection scope of the present application. In addition, it should be understood that the schematic drawings are not drawn to scale. A flowchart, as used in this application, illustrates operations implemented in accordance with some embodiments of the present application. It should be understood that the operations of the flow diagrams may be implemented out of order and that steps without logical context may be performed in reverse order or concurrently. Furthermore, one skilled in the art may add one or more other operations to the flow chart or destroy one or more operations from the flow chart under the direction of the VR running activity of the present application.
Fig. 1 shows a flow chart of a data acquisition and processing method applied to a photovoltaic module production system according to an embodiment of the present application, and it should be understood that, in other embodiments, the sequence of part of the steps in the data acquisition and processing method applied to a photovoltaic module production system according to the present embodiment may be shared with each other according to actual needs, or part of the steps may be omitted or maintained. The data acquisition processing method applied to the photovoltaic module production system comprises the following steps of:
and step S101, acquiring production control behavior acquisition data of a target photovoltaic module production system.
In an alternative embodiment, the production control behavior acquisition data of the target photovoltaic module production system may be acquired in real time from a process operated by the target photovoltaic module production system in a production operation process, or may also be directly acquired from a corresponding database.
Step S102, loading the production control behavior acquisition data into an abnormal state analysis model, and generating abnormal state confidence degrees of the production control behavior acquisition data under a plurality of candidate abnormal states.
Step S103, determining abnormal analysis information corresponding to the production control behavior acquisition data based on the abnormal state confidence degrees of the production control behavior acquisition data in the plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states.
In an alternative embodiment, the anomaly analysis information characterizes an anomaly status tag of production control behavior acquisition data.
And step S104, based on the abnormal analysis information corresponding to the production control behavior acquisition data, carrying out operation and maintenance information processing on the production control component corresponding to the target photovoltaic component production system.
Based on the steps, the abnormal state label of the photovoltaic module production system can be determined by combining the abnormal influence parameters of the plurality of candidate abnormal states of the photovoltaic module production system and the plurality of confidence estimation results, so that the abnormal state estimation precision of the photovoltaic module production system can be improved, and the reliability of subsequent operation and maintenance information processing can be improved.
In an alternative embodiment, the generating control behavior acquisition data includes a plurality of collaborative production operation data corresponding to the target photovoltaic module production system, and in step S102, loading the production control behavior acquisition data into an abnormal state analysis model, generating an abnormal state confidence of the production control behavior acquisition data in a plurality of candidate abnormal states, including:
and respectively inputting the plurality of collaborative production operation data into an abnormal state analysis model to generate an estimated abnormal state corresponding to each collaborative production operation data and a corresponding collaborative abnormal state confidence.
Based on the above steps, the embodiment can respectively input a plurality of collaborative production operation data into the abnormal state analysis model, and generate the estimated abnormal state corresponding to each collaborative production operation data and the corresponding collaborative abnormal state confidence coefficient, so that final abnormal analysis information can be determined according to the estimated abnormal state corresponding to each collaborative production operation data and the corresponding collaborative abnormal state confidence coefficient, and the speed and the accuracy of an abnormal state estimation task can be improved.
In an alternative embodiment, the anomaly analysis information includes a target estimated anomaly state and a target anomaly state confidence corresponding to the production control behavior acquisition data, and in step S103, the anomaly analysis information corresponding to the production control behavior acquisition data is determined based on the anomaly state confidence of the production control behavior acquisition data in the plurality of candidate anomaly states and the anomaly impact parameters corresponding to the respective candidate anomaly states, including:
determining mapping abnormal state confidence corresponding to each candidate abnormal state based on the estimated abnormal states corresponding to all the collaborative production operation data and the corresponding collaborative abnormal state confidence;
determining state influence coefficients corresponding to each candidate abnormal state based on the estimated abnormal states corresponding to all the collaborative production operation data and the corresponding collaborative abnormal state confidence;
Outputting the fused values of the mapping abnormal state confidence coefficient and the state influence coefficient corresponding to each candidate abnormal state as the final mapping abnormal state confidence coefficient corresponding to each candidate abnormal state;
and determining the target estimated abnormal state and the target abnormal state confidence corresponding to the production control behavior acquisition data based on the final mapping abnormal state confidence corresponding to all the candidate abnormal states.
In an alternative embodiment, the average confidence of all the collaborative abnormal state confidences corresponding to each estimated abnormal state may be output as the mapped abnormal state confidence of the candidate abnormal state corresponding to the estimated abnormal state, and the average confidence of all the collaborative abnormal state confidences is determined as the mapped abnormal state confidence, instead of directly taking the maximum confidence of each estimated abnormal state, so as to solve the problem that when a certain production control behavior sample is mistakenly identified by the network, the final abnormal state label information is wrong, and the output error of the network to each estimated abnormal state may be reduced by calculating the average confidence.
In an alternative embodiment, the state impact coefficient may include a trigger frequency weight and/or a state impact coefficient reduction factor corresponding to the candidate abnormal state.
Therefore, the target estimated abnormal state and the target abnormal state confidence corresponding to the production control behavior acquisition data can be determined based on the final mapping abnormal state confidence corresponding to all the candidate abnormal states, and the speed and the accuracy of the abnormal state estimation task can be effectively improved.
In an alternative embodiment, determining a state impact coefficient corresponding to each candidate abnormal state based on the estimated abnormal states corresponding to all the co-production operation data and the corresponding co-abnormal state confidence levels, includes:
for each estimated abnormal state, determining the data quantity of all the cooperative production operation data belonging to the estimated abnormal state, and determining the ratio of the data quantity to the global quantity of all the cooperative production operation data as the triggering frequency weight corresponding to the candidate abnormal state corresponding to the estimated abnormal state.
Based on the steps, the method can output the ratio of the data quantity of all the collaborative production operation data belonging to any candidate abnormal state to the overall quantity of all the collaborative production operation data as the trigger frequency weight corresponding to the candidate abnormal state, can effectively correct the abnormal state confidence coefficient of the candidate abnormal state, improve the confidence coefficient of a plurality of abnormal state labels, reduce the confidence coefficient of a plurality of abnormal state labels, and improve the speed and the accuracy of the abnormal state estimation task.
In an alternative embodiment, determining a state impact coefficient corresponding to each candidate abnormal state based on the estimated abnormal states corresponding to all the co-production operation data and the corresponding co-abnormal state confidence levels, includes:
and determining state influence coefficient weakening factors corresponding to the candidate abnormal states.
The state influence coefficient weakening factor is related to the duty ratio of the production control behavior sample corresponding to the corresponding candidate abnormal state in the production control behavior acquisition data.
Therefore, the state influence coefficient weakening factors corresponding to the candidate abnormal states can be determined, and the abnormal state confidence of the candidate abnormal states can be effectively corrected, so that the speed and the accuracy of the abnormal state estimation task are improved.
In an alternative embodiment, determining the target estimated abnormal state and the target abnormal state confidence corresponding to the production control behavior acquisition data based on the final mapped abnormal state confidence corresponding to all candidate abnormal states includes:
sorting all final mapping abnormal state confidence degrees based on descending order, and generating an abnormal state confidence degree set;
calculating the confidence coefficient difference between the first two abnormal state confidence coefficients of the abnormal state confidence coefficient set, and analyzing whether the confidence coefficient difference is larger than the set confidence coefficient difference or not to generate first analysis information;
When the first analysis information is yes, outputting the higher abnormal state confidence coefficient of the first two abnormal state confidence coefficients and the candidate abnormal state corresponding to the higher abnormal state confidence coefficient as the target abnormal state confidence coefficient and the target estimated abnormal state corresponding to the production control behavior acquisition data;
when the first analysis information is NO, analyzing whether the candidate abnormal states corresponding to the confidence degrees of the first two abnormal states are the active abnormal state and the passive abnormal state respectively, and generating second analysis information;
when the second analysis information is yes, outputting the average confidence coefficient of the first two abnormal states and the preset abnormal state as the target abnormal state confidence coefficient and the target estimated abnormal state corresponding to the production control behavior acquisition data;
and when the second analysis information is negative, outputting the average confidence coefficient of the first two abnormal states and other candidate abnormal states as the target abnormal state confidence coefficient and the target estimated abnormal state corresponding to the production control behavior acquisition data.
Therefore, the confidence difference between the first two abnormal state confidences of the abnormal state confidence coefficient set and the candidate abnormal states respectively corresponding to the two abnormal state confidence coefficients can be analyzed, so that the final abnormal state label recognition result can be more accurately determined.
For another embodiment of the frontal inflammation, the data acquisition and processing method applied to the photovoltaic module production system can comprise the following steps:
step S201, acquiring production control behavior acquisition data of a target photovoltaic module production system.
Step S202, loading the production control behavior acquisition data into an abnormal state analysis model, and generating abnormal state confidence degrees of the production control behavior acquisition data under a plurality of candidate abnormal states.
Step S203, determining abnormal analysis information corresponding to the production control behavior acquisition data based on the abnormal state confidence degrees of the production control behavior acquisition data in the plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states.
And step S204, acquiring forward task description data and backward task description data of the target photovoltaic module production system.
Step S205, the forward task description data is loaded to a forward alarm analysis network to generate forward alarm analysis information.
The forward alert analysis information includes an anomaly state confidence level of the forward task description data in the at least one candidate anomaly state.
And S206, loading the backward task description data into a backward alarm analysis network to generate backward alarm analysis information.
The backward alert analysis information includes an anomaly state confidence level of the backward task description data in the at least one candidate anomaly state.
And S207, determining a candidate abnormal state corresponding to the target photovoltaic module production system based on the forward alarm analysis information, the backward alarm analysis information and the abnormality analysis information.
For example, in an alternative embodiment, in step S205, the forward task description data is loaded into the forward alarm analysis network to generate forward alarm analysis information, which includes:
extracting and combining data of a plurality of task description modes in the forward task description data based on a set combination strategy to form a plurality of task feature combination vectors;
loading a plurality of task feature combination vectors into a plurality of corresponding sub-forward alarm analysis networks in the forward alarm analysis network to generate a plurality of sub-forward alarm analysis information;
and determining forward alarm analysis information corresponding to the forward task description data based on the plurality of sub-forward alarm analysis information.
The forward alarm analysis information characterizes abnormal state labels of the forward task description data.
In an alternative embodiment, the sub-forward alarm analysis information includes abnormal state confidence levels of the corresponding task feature combination vector in a plurality of candidate abnormal states; the forward alert analysis information includes anomaly state confidence of the forward task description data in a plurality of candidate anomaly states. In the above step, determining the forward alarm analysis information corresponding to the forward task description data based on the plurality of sub forward alarm analysis information includes: determining network metric indexes of sub-forward alarm analysis networks corresponding to the sub-forward alarm analysis information;
And determining forward alarm analysis information corresponding to the forward task description data based on the plurality of sub-forward alarm analysis information and the corresponding network metric index.
The network metric index is related to the network learning analysis reliability of the corresponding sub-forward alarm analysis network, and the network learning analysis reliability can be determined by acquiring prior analysis data of the sub-forward alarm analysis network, for example, the mean confidence of the network learning analysis reliability of the sub-forward alarm analysis network in multiple network learning can be counted. Illustratively, the network metric index is proportional to the reliability of the network learning analysis of the corresponding sub-forward alarm analysis network, i.e. the higher the reliability of the network learning analysis of the sub-forward alarm analysis network, the greater the weight of the sub-forward alarm analysis information output by the sub-forward alarm analysis network in the final analysis task.
For example, in an alternative embodiment, determining forward alert analysis information corresponding to forward task description data based on a plurality of sub-forward alert analysis information and corresponding network metrics includes:
for each piece of sub-forward alarm analysis information, multiplying the abnormal state confidence coefficient of the corresponding task feature combination vector in the plurality of candidate abnormal states with the corresponding network measurement index to generate the weighted abnormal state confidence coefficient of the corresponding task feature combination vector in the plurality of candidate abnormal states;
Calculating the global weighted abnormal state confidence corresponding to each candidate abnormal state based on the weighted abnormal state confidence of the task feature combination vector corresponding to all the sub forward alarm analysis information under the plurality of candidate abnormal states;
sorting all candidate abnormal states based on the descending order of the confidence of the global weighted abnormal states to generate a candidate abnormal state set;
and outputting the front N candidate abnormal states of the candidate abnormal state set and the corresponding global weighted abnormal state confidence degrees as forward alarm analysis information corresponding to the forward task description data.
For example, the sum of all weighted abnormal state confidence levels corresponding to each candidate abnormal state may be output as a global weighted abnormal state confidence level corresponding to each candidate abnormal state.
For example, the preset number may be 1, and at this time, a candidate abnormal state with the greatest confidence coefficient of the global weighted abnormal state and a corresponding global weighted abnormal state confidence coefficient are selected, and forward alarm analysis information corresponding to the forward task description data is output.
For example, in an alternative embodiment, in step S206, the loading the backward task description data into the backward alarm analysis network to generate the backward alarm analysis information includes:
Extracting and combining a plurality of backward description mode data in the backward task description data based on a set combination strategy to form a plurality of backward feature combination vectors;
loading a plurality of backward feature combination vectors into a plurality of corresponding sub backward alarm analysis networks in the backward alarm analysis network to generate a plurality of sub backward alarm analysis information;
and determining backward alarm analysis information corresponding to the backward task description data based on the plurality of sub backward alarm analysis information.
The backward alarm analysis information characterizes abnormal state labels of backward task description data.
In an alternative embodiment, the sub backward alarm analysis information includes abnormal state confidence degrees of the corresponding backward feature combination vector under a plurality of candidate abnormal states; the backward alarm analysis information includes abnormal state confidence of the backward task description data in a plurality of candidate abnormal states. In the above step, determining the backward alarm analysis information corresponding to the backward task description data based on the plurality of sub backward alarm analysis information includes:
determining network evaluation indexes of sub-backward alarm analysis networks corresponding to the sub-backward alarm analysis information;
and determining backward alarm analysis information corresponding to the backward task description data based on the plurality of sub backward alarm analysis information and the corresponding network evaluation index.
The network evaluation index is related to the network learning analysis reliability of the corresponding sub-backward alarm analysis network, and the network learning analysis reliability can be calculated by acquiring prior analysis data of the sub-backward alarm analysis network, for example, the average confidence of the network learning analysis reliability of the sub-backward alarm analysis network in multiple network learning can be counted. Illustratively, the network evaluation index is proportional to the reliability of the network learning analysis of the corresponding sub-backward alarm analysis network, that is, the higher the reliability of the network learning analysis of the sub-backward alarm analysis network is, the larger the duty ratio of the sub-backward alarm analysis information output by the sub-backward alarm analysis network to pass the authentication in the subsequent alarm analysis is.
In an alternative embodiment, determining backward alarm analysis information corresponding to backward task description data based on the plurality of sub-backward alarm analysis information and the corresponding network evaluation index, includes:
for each piece of sub backward alarm analysis information, multiplying the abnormal state confidence coefficient of the corresponding backward feature combination vector in the plurality of candidate abnormal states with the corresponding network evaluation index to generate the weighted abnormal state confidence coefficient of the corresponding backward feature combination vector in the plurality of candidate abnormal states;
Calculating the global weighted abnormal state confidence corresponding to each candidate abnormal state based on the weighted abnormal state confidence of the backward feature combination vector corresponding to all the sub backward alarm analysis information under the plurality of candidate abnormal states;
sorting all candidate abnormal states based on the descending order of the confidence of the global weighted abnormal states to generate a candidate abnormal state set;
and outputting the first N candidate abnormal states of the candidate abnormal state set and the corresponding global weighted abnormal state confidence degrees as backward alarm analysis information corresponding to the backward task description data.
For example, the sum of all weighted abnormal state confidence levels corresponding to each candidate abnormal state may be output as a global weighted abnormal state confidence level corresponding to each candidate abnormal state.
For example, the preset number may be 1, and at this time, a candidate abnormal state with the greatest confidence coefficient of the global weighted abnormal state and a corresponding global weighted abnormal state confidence coefficient are selected, and forward alarm analysis information corresponding to the forward task description data is output.
In an alternative embodiment, in the step S207, the determining the candidate abnormal state corresponding to the target photovoltaic module production system based on the forward alarm analysis information, the backward alarm analysis information, and the abnormality analysis information includes:
Determining final abnormal state confidence degrees of the target photovoltaic module production system under a plurality of candidate abnormal states based on the forward alarm analysis information, the backward alarm analysis information and the abnormal analysis information;
and determining the candidate abnormal state corresponding to the target photovoltaic module production system based on the final abnormal state confidence degrees of the target photovoltaic module production system in the plurality of candidate abnormal states.
In an alternative embodiment, determining a final anomaly state confidence level of the target photovoltaic module production system in the plurality of candidate anomaly states based on the forward alert analysis information, the backward alert analysis information, and the anomaly analysis information, includes:
determining final abnormal state confidence degrees of the target photovoltaic module production system under a plurality of candidate abnormal states based on the forward alarm analysis information, the backward alarm analysis information and the abnormal analysis information;
and determining the candidate abnormal state corresponding to the target photovoltaic module production system based on the final abnormal state confidence degrees of the target photovoltaic module production system in the plurality of candidate abnormal states.
For example, in an alternative embodiment, determining a final anomaly state confidence level for the target photovoltaic module production system in the plurality of candidate anomaly states based on the forward alert analysis information, the backward alert analysis information, and the anomaly analysis information comprises:
The abnormal state confidence degrees of the forward task description data, the backward task description data and the production control behavior acquisition data in at least one candidate abnormal state are respectively adjusted based on corresponding confidence degree updating strategies, and final abnormal state confidence degrees of the forward task description data, the backward task description data and the production control behavior acquisition data in at least one candidate abnormal state are respectively generated;
and outputting the final abnormal state confidence degrees of the forward task description data, the backward task description data and the production control behavior acquisition data in at least one candidate abnormal state respectively as the final abnormal state confidence degrees of the target photovoltaic module production system in a plurality of candidate abnormal states.
The confidence update policy relates to an estimation accuracy of the abnormal state analysis model corresponding to the corresponding abnormal state confidence and/or a confidence threshold difference, which is illustratively a difference between the abnormal state confidence corresponding to the importance index and the estimation reliability threshold value of the corresponding abnormal state analysis model.
In an alternative embodiment, the confidence update policy is:
W=WE×k×g;
wherein W is the final abnormal state confidence, WE is the abnormal state confidence, k is the confidence level normalization factor, and g is the importance index.
The importance index is related to the estimation precision of the abnormal state analysis model corresponding to the abnormal state confidence coefficient, and is used for representing the importance of each abnormal state analysis model, for example, when the abnormal state confidence coefficient of the forward task description data is considered, the prior estimation precision information related to the forward alarm analysis network is selected to determine the importance index. For example, when considering abnormal state confidence of backward task description data, prior estimation accuracy information related to a backward alarm analysis network is selected to determine an importance index. For example, when the abnormal state confidence of the production control behavior acquisition data is considered, the prior estimation precision information related to the abnormal state analysis model is selected to determine the importance index. The a priori estimation accuracy information may be determined by calculating an average estimation accuracy in a prior-inspection period or a priori estimation task of the corresponding abnormal state analysis model, for example.
In an alternative embodiment, determining a candidate abnormal state corresponding to the target photovoltaic module production system based on final abnormal state confidence of the target photovoltaic module production system in the plurality of candidate abnormal states includes:
And outputting the candidate abnormal state with the maximum final abnormal state confidence in the final abnormal state confidence of the target photovoltaic module production system in the plurality of candidate abnormal states as the candidate abnormal state corresponding to the target photovoltaic module production system.
In an alternative embodiment, determining a candidate abnormal state corresponding to the target photovoltaic module production system based on final abnormal state confidence of the target photovoltaic module production system in the plurality of candidate abnormal states includes:
based on the final abnormal state confidence coefficient of the target photovoltaic module production system in the plurality of candidate abnormal states, the plurality of final abnormal state confidence coefficients are arranged in a descending order to generate a confidence coefficient sequence;
determining a candidate abnormal state corresponding to the target photovoltaic module production system based on the candidate abnormal state corresponding to the first N final abnormal state confidence degrees in the confidence degree sequence; where N is an integer greater than 1 and N is less than the total number of final abnormal state confidence levels.
In an alternative embodiment, determining a candidate abnormal state corresponding to the target photovoltaic module production system based on candidate abnormal states corresponding to the first N final abnormal state confidences in the confidence sequence includes:
Calculating the confidence coefficient difference between the confidence coefficient of the first two final abnormal states in the confidence coefficient sequence;
analyzing whether the confidence coefficient difference is larger than a preset threshold difference value;
when the confidence coefficient difference is larger than a preset threshold difference value, outputting a candidate abnormal state corresponding to the maximum final abnormal state confidence coefficient as a candidate abnormal state corresponding to the target photovoltaic module production system;
when the confidence coefficient difference is not larger than a preset threshold difference value, analyzing whether candidate abnormal states corresponding to the first two final abnormal state confidence coefficients are an active abnormal state and a passive abnormal state or not;
when the candidate abnormal states corresponding to the current two final abnormal state confidence degrees are the active abnormal state and the passive abnormal state respectively, determining the candidate abnormal state corresponding to the target photovoltaic module production system as a preset abnormal state;
and when the candidate abnormal states corresponding to the current two final abnormal state confidence degrees are not the active abnormal state and the passive abnormal state respectively, outputting the candidate abnormal state corresponding to the maximum final abnormal state confidence degree as the candidate abnormal state corresponding to the target photovoltaic module production system.
Fig. 2 schematically illustrates a cloud server 100 that may be used to implement various embodiments described herein.
For one embodiment, fig. 2 shows a cloud server 100, the cloud server 100 having one or more processors 102, a control module (chipset) 104 coupled to one or more of the processor(s) 102, a memory 106 coupled to the control module 104, a non-volatile memory (NVM)/storage 108 coupled to the control module 104, one or more input/output devices 110 coupled to the control module 104, and a network interface 112 coupled to the control module 106.
The processor 102 may include one or more single-core or multi-core processors, and the processor 102 may include any combination of general-purpose or special-purpose processors (e.g., graphics processors, application processors, baseband processors, etc.). In some alternative implementations, the cloud server 100 can be implemented as a cloud server device such as a gateway as described in the embodiments herein.
In some alternative implementations, cloud server 100 may include one or more computer-readable media (e.g., memory 106 or NVM/storage 108) having instructions 114 and one or more processors 102, in conjunction with the one or more computer-readable media, configured to execute instructions 114 to implement modules to perform actions described in this disclosure.
For one embodiment, the control module 104 may include any suitable interface controller to provide any suitable interface to one or more of the processor(s) 102 and/or any suitable device or component in communication with the control module 104.
The control module 104 may include a memory controller module to provide an interface to the memory 106. The memory controller modules may be hardware modules, software modules, and/or firmware modules.
For one embodiment, control module 104 may include one or more input/output controllers to provide interfaces to NVM/storage 108 and input/output device(s) 110.
For example, NVM/storage 108 may be used to store data and/or instructions 114. NVM/storage 108 may include any suitable nonvolatile memory (e.g., flash memory) and/or may include any suitable nonvolatile storage(s) (e.g., one or more Hard Disk Drives (HDDs), one or more Compact Disc (CD) drives, and/or one or more Digital Versatile Disc (DVD) drives).
NVM/storage 108 may include storage resources that are physically part of the device on which cloud server 100 is installed, or may be accessible by the device without necessarily being part of the device. For example, NVM/storage 108 may be accessed via input/output device(s) 110 according to a network.
Input/output device(s) 110 may provide an interface for cloud server 100 to communicate with any other suitable device, and input/output device 110 may include a communication component, pinyin component, sensor component, and the like. The network interface 112 may provide an interface for the cloud server 100 to communicate in accordance with one or more networks, and the cloud server 100 may wirelessly communicate with one or more components of a wireless network in accordance with any of one or more wireless network standards and/or protocols, such as accessing a wireless network in accordance with a communication standard.
For one embodiment, one or more of the processor(s) 102 may be loaded with logic of one or more controllers (e.g., memory controller modules) of the control module 104. For one embodiment, one or more of the processor(s) 102 may be loaded together with logic of one or more controllers of the control module 104 to form a system level load. For one embodiment, one or more of the processor(s) 102 may be integrated on the same mold as logic of one or more controllers of the control module 104. For one embodiment, one or more of the processor(s) 102 may be integrated on the same die with logic of one or more controllers of the control module 104 to form a system on chip (SoC).
The foregoing has outlined rather broadly the more detailed description of embodiments of the present application, wherein specific examples are provided herein to illustrate the principles and embodiments of the present application, the above examples being provided solely to assist in the understanding of the methods of the present application and the core ideas thereof; meanwhile, as those skilled in the art will have modifications in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.
Claims (10)
1. The data acquisition and processing method applied to the photovoltaic module production system is characterized by being applied to a cloud server, and comprises the following steps:
acquiring production control behavior acquisition data of the target photovoltaic module production system;
loading the production control behavior acquisition data into an abnormal state analysis model, and generating abnormal state confidence degrees of the production control behavior acquisition data under a plurality of candidate abnormal states;
determining abnormal analysis information corresponding to the production control behavior acquisition data based on the abnormal state confidence degrees of the production control behavior acquisition data in a plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states; the anomaly analysis information characterizes an anomaly state tag of the production control behavior acquisition data;
And based on the abnormal analysis information corresponding to the production control behavior acquisition data, carrying out operation and maintenance information processing on the production control component corresponding to the target photovoltaic component production system.
2. The data acquisition processing method applied to a photovoltaic module production system according to claim 1, wherein the production control behavior acquisition data comprises a plurality of collaborative production operation data corresponding to the target photovoltaic module production system;
the loading the production control behavior acquisition data into an abnormal state analysis model to generate abnormal state confidence degrees of the production control behavior acquisition data under a plurality of candidate abnormal states comprises the following steps:
and respectively inputting the plurality of collaborative production operation data into an abnormal state analysis model, and generating an estimated abnormal state corresponding to each collaborative production operation data and a corresponding collaborative abnormal state confidence.
3. The data acquisition processing method applied to a photovoltaic module production system according to claim 2, wherein the anomaly analysis information comprises a target estimated anomaly state and a target anomaly state confidence corresponding to the production control behavior acquisition data;
the determining, based on the abnormal state confidence degrees of the production control behavior acquisition data in the plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states, the abnormal analysis information corresponding to the production control behavior acquisition data includes:
Determining mapping abnormal state confidence degrees corresponding to all candidate abnormal states based on the estimated abnormal states corresponding to all the collaborative production operation data and the corresponding collaborative abnormal state confidence degrees; determining state influence coefficients corresponding to the candidate abnormal states based on the estimated abnormal states corresponding to all the collaborative production operation data and the corresponding collaborative abnormal state confidence; the state influence coefficient comprises triggering frequency weight and/or state influence coefficient weakening factors corresponding to the candidate abnormal state;
outputting the fused values of the mapping abnormal state confidence coefficient and the state influence coefficient corresponding to each candidate abnormal state as the final mapping abnormal state confidence coefficient corresponding to each candidate abnormal state;
and determining the target estimated abnormal state and the target abnormal state confidence corresponding to the production control behavior acquisition data based on the final mapping abnormal state confidence corresponding to all the candidate abnormal states.
4. The method for data collection and processing applied to a photovoltaic module production system according to claim 3, wherein determining the state influence coefficient corresponding to each candidate abnormal state based on the estimated abnormal states corresponding to all the co-production operation data and the corresponding co-abnormal state confidence levels comprises:
Determining the data quantity of all the cooperative production operation data belonging to the estimated abnormal state according to each estimated abnormal state, and determining the ratio of the data quantity to the global quantity of all the cooperative production operation data as the triggering frequency weight corresponding to the candidate abnormal state corresponding to the estimated abnormal state;
and/or determining state influence coefficient weakening factors corresponding to the candidate abnormal states; and the state influence coefficient weakening factor is related to the duty ratio of the production control behavior sample corresponding to the candidate abnormal state in the production control behavior acquisition data.
5. The method for data collection and processing applied to a photovoltaic module production system according to claim 3, wherein determining the target estimated abnormal state and the target abnormal state confidence corresponding to the production control behavior collection data based on the final mapped abnormal state confidence corresponding to all the candidate abnormal states comprises:
sorting all the final mapping abnormal state confidence degrees based on descending order, and generating an abnormal state confidence degree set;
calculating the confidence coefficient difference between the first two abnormal state confidence coefficients of the abnormal state confidence coefficient set, and analyzing whether the confidence coefficient difference is larger than a set confidence coefficient difference or not to generate first analysis information;
When the first analysis information characterizes the confidence coefficient difference to be larger than a set confidence coefficient difference, outputting a higher abnormal state confidence coefficient in the first two abnormal state confidence coefficients and the candidate abnormal state corresponding to the higher abnormal state confidence coefficient as a target abnormal state confidence coefficient and a target estimated abnormal state corresponding to the production control behavior acquisition data;
when the first analysis information characterizes the confidence coefficient difference to be not more than the set confidence coefficient difference, analyzing whether candidate abnormal states corresponding to the first two abnormal state confidence coefficients are an active abnormal state and a passive abnormal state or not, and generating second analysis information;
when the second analysis information characterizes that candidate abnormal states corresponding to the first two abnormal state confidence coefficients are an active abnormal state and a passive abnormal state respectively, outputting a mean value confidence coefficient of the first two abnormal state confidence coefficients and a preset abnormal state as a target abnormal state confidence coefficient and a target estimated abnormal state corresponding to the production control behavior acquisition data;
and when the second analysis information characterizes that the candidate abnormal states corresponding to the first two abnormal state confidence levels are not the active abnormal state and the passive abnormal state respectively, outputting the average confidence level of the first two abnormal state confidence levels and other candidate abnormal states as the target abnormal state confidence level and the target estimated abnormal state corresponding to the production control behavior acquisition data.
6. The method for data acquisition and processing applied to a photovoltaic module production system according to claim 1, further comprising:
acquiring forward task description data and backward task description data of a target photovoltaic module production system;
loading the forward task description data to a forward alarm analysis network to generate forward alarm analysis information;
loading the backward task description data to a backward alarm analysis network to generate backward alarm analysis information;
and determining a candidate abnormal state corresponding to the target photovoltaic module production system based on the forward alarm analysis information, the backward alarm analysis information and the abnormal analysis information.
7. The method for data collection and processing applied to a photovoltaic module production system according to claim 6, wherein the determining a candidate abnormal state corresponding to the target photovoltaic module production system based on the forward alarm analysis information, the backward alarm analysis information and the abnormality analysis information comprises:
determining final abnormal state confidence degrees of the target photovoltaic module production system under a plurality of candidate abnormal states based on the forward alarm analysis information, the backward alarm analysis information and the abnormal analysis information;
And determining the candidate abnormal state corresponding to the target photovoltaic module production system based on the final abnormal state confidence degrees of the target photovoltaic module production system in the plurality of candidate abnormal states.
8. The data acquisition processing system applied to the photovoltaic module production system comprises a cloud server and the photovoltaic module production system in communication connection with the cloud server, wherein the cloud server is particularly used for:
acquiring production control behavior acquisition data of a target photovoltaic module production system;
loading the production control behavior acquisition data into an abnormal state analysis model, and generating abnormal state confidence degrees of the production control behavior acquisition data under a plurality of candidate abnormal states;
determining abnormal analysis information corresponding to the production control behavior acquisition data based on the abnormal state confidence degrees of the production control behavior acquisition data in a plurality of candidate abnormal states and the abnormal influence parameters corresponding to the candidate abnormal states; the anomaly analysis information characterizes an anomaly state tag of the production control behavior acquisition data;
And based on the abnormal analysis information corresponding to the production control behavior acquisition data, carrying out operation and maintenance information processing on the production control component corresponding to the target photovoltaic component production system.
9. A computer-readable storage medium, wherein machine-executable instructions are stored in the computer-readable storage medium, and when the machine-executable instructions are executed by a computer, the data acquisition processing method applied to a photovoltaic module production system according to any one of claims 1 to 8 is implemented.
10. A cloud server comprising a processor and a computer-readable storage medium having stored therein machine-executable instructions that when executed by a computer implement the data collection processing method of any one of claims 1-8 applied to a photovoltaic module production system.
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